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Systems and methods for varying elastic modulus appliances

  • US 9,855,701 B2
  • Filed: 04/27/2016
  • Issued: 01/02/2018
  • Est. Priority Date: 04/25/2000
  • Status: Expired due to Fees
First Claim
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1. A method for producing an orthodontic appliance, the method comprising:

  • providing a mold of patient'"'"'s dentition;

    forming a first material layer over the mold;

    removing one or more portions of the first material layer after forming the first material layer to form a remaining portion and one or more removed portions of the first material layer, at least one of the one or more removed portions spanning a group of two or more teeth of the patient'"'"'s dentition; and

    forming a second material layer over the remaining portion of the first material layer so as to produce the orthodontic appliance.

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